Eva-Katalin/Getty Images You can make a one-page website on Carrd, the simple site-building platform. Carrd is a site, like Squarespace or WordPress, that helps users to create their own website, even if they don't have a whole lot of technical knowledge. Carrds can be useful for a number of different things, like personal promotion, surveys, and more, and they're very easy to customize. . In the past year or so, you may have heard people talking about Carrd on social media, posting things like: "I made a Carrd about this issue, please check it out," or "If you need more information on my charity, it can be found on this Carrd." But what is Carrd?